[PATCH] D152023: [UBSan] Consider zero input to __builtin_clz/ctz to be undefined independent of the target.

Tomas Matheson via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Mon Jun 5 04:28:56 PDT 2023

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tmatheson added a comment.

I think this breaks the ACLE header, see https://github.com/llvm/llvm-project/issues/63113


Repository:
  rG LLVM Github Monorepo

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https://reviews.llvm.org/D152023

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